package com.example.administrator.myapplication;


import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;

import com.example.administrator.myapplication.adapter.Myadapter;
import com.example.administrator.myapplication.fragment.Fragment1;
import com.example.administrator.myapplication.fragment.Fragment2;
import com.example.administrator.myapplication.fragment.Fragment3;
import com.example.administrator.myapplication.fragment.Fragment4;

import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {

    private ViewPager viewPager;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        initData();
        initEvent();
    }
    //第一步 设置好基本布局 使用viewpager控件
    //第二步 创建好fragment
    //第三步 创建viewpager适配器
    //第四步 将fragment添加到适配器上
      private void initView(){
          viewPager = (ViewPager) findViewById(R.id.viewpager);
          Fragment1 fragment1=new Fragment1();
          Fragment2 fragment2=new Fragment2();
          Fragment3 fragment3=new Fragment3();
          Fragment4 fragment4=new Fragment4();
          ArrayList arrayList=new ArrayList();
          arrayList.add(fragment1);
          arrayList.add(fragment2);
          arrayList.add(fragment3);
          arrayList.add(fragment4);

          viewPager.setAdapter(new Myadapter(getSupportFragmentManager(),MainActivity.this,arrayList));
      }
      private void initData(){

      }
      private void initEvent(){

      }
}
